import java.util.Scanner;

public class IfDemo03 {
    public static void main(String[] args) {
//        int i  = 0;
//        System.out.println(i);
        // 扫描
        Scanner scanner = new Scanner(System.in);
        System.out.println("请输入一个数字");
        int i = scanner.nextInt();
//        System.out.println(i);
        if (i == 1) {
            System.out.println("哈哈");
        } else if (i == 2) {
            System.out.println("呵呵");
        } else if (i == 3) {
            System.out.println("嘿嘿");
        } else {
            System.out.println("你是个好人");
        }
    }
}
